National Weather Service United States Department of Commerce
New Orleans Banner
2020 Mardi Gras Climatology
30YR Normals 02/19 02/20 02/21 02/22 02/23 02/24 02/25
Normal Highs 66 66 67 67 67 67 68
Record High 82 83 84 84 82 83 82
Year 2018 2018 2018 2018 2019 2011 1972
Lowest High 41 51 43 40 39 48 50
Year 1978 1959 1978 1963 1968 2015 2015
Normal Lows 49 49 49 49 50 50 50
Record Low 31 26 31 26 26 28 30
Year 1978 1978 1978 1978 1964 1989 1968
Highest Low 67 70 70 71 72 68 66
Year 1956 2018 2018 2019 2019 2018 1962
Average Daily 58 58 58 58 58 59 59
Normal Precip 0.19 0.17 0.18 0.18 0.18 0.18 0.16
Record Precip 0.70 1.85 4.75 2.27 3.06 3.15 1.90
Year 1961 1979 1961 1980 1959 1985 2013
Snow T 0 0 T T 0 0
Year 1959     1963 1968    
                         2019
High  74 76 81 81 82 72 61
Low 58 63 61 71 72 58 52
PCPN 0.38" 0.13"  T T 0.45" 0.00" 0.12"

Note: Record rainfall is the maximum of New Orleans Airport, New Orleans City or New Orleans Audubon Park.

Period of Record: 1874-2019 (146 Years)

Coldest Temperature: 22F on February 14, 1899
Coldest Average Temperature: 30F on February 14, 1899
Lowest High Temperature: 38F on February 14, 1899
There was as much as 3 inches of snow on the ground that needed
to be cleared off the streets before the Krewe of Rex rolled.
9 out of 146 Mardi Gras Days have had temperatures 32F or less.
Approximately 6.2 percent of all Mardi Gras Days had freezing temperatures.
Warmest Temperature: 83F on February 20, 1917
Warmest Average Temperature: 76F on February 20, 1917
Highest Minimum Temperature: 71F on February 28, 2017
7 out of 146 Mardi Gras Days had temperatures 80F or higher.
Approximately 4.8 percent of all Mardi Gras Days had 80F or warmer.
The wettest Mardi Gras was 2.12 inches on March 1, 1927.
47 out of 146 Mardi Gras Days recieved measurable rainfall.
Rain has occurred on 32.2 percent of all Mardi Gras Days.
Three previous Mardi Gras' fell on February 25th
Year High Low Average Rainfall
1879
74 51 62.5 0.00"
1936
78 62 70.0 Trace
1941 55 47 51.0 Trace
         
         
Averages 69.0 53.3 61.2 Trace

 

Severe weather since 1950:

February 25, 2013 - Severe thunderstorms produced a weak tornado in Houma, touching down on an intermittent path from Main Port Road to near Industrial Road, extending northeast to the intersection of Grand Caillou Road and Industrial Road. Golf ball sized hail also fell in Galvez (Ascension Parish). 

February 25, 2008 - Strong winds caused minor damage in Bogalusa (Washington Parish). 

Last Modified By: RJR

Last Modified On: December 30, 2019